(CaxLa1−x)(Ba1.75−xLa0.25+x)Cu3O7+−d, x= 0.2 (BaCaCu3LaO6.5) Crystal Structure
General Information
- Phase Label(s): BaCaCu3LaO6.5
- Structure Class(es): high-Tc cuprate family
- Classification by Properties: diamagnetic, high-Tc superconductor, intermediate valence, metal, nonmetal, sem
- Mineral Name(s): –
- Pearson Symbol: tP14
- Space Group: 123
- Phase Prototype: Ba2Cu3YO6.3
- Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; Siemens D5000 (determination of structural parameters), X-rays, Cu Kα (determination of cell and structural parameters)
- Phase Class(es): –
- Compound Class(es): oxide
- Interpretation Detail(s): complete structure determined; composition dependence studied, Rietveld refinement, wRP = 0.0678; RB = 0.082
- Sample Detail(s): sample prepared from BaCO3, La2O3, CuO, CaO, powder (determination of cell and structural parameters)
Substance Summary
- Standard Formula: Ba1.55Ca0.2Cu3La1.25O6.99
- Alphabetic Formula: Ba1.55Ca0.2Cu3La1.25O6.99
- Published Formula: (CaxLa1−x)(Ba1.75−xLa0.25+x)Cu3O7+−d, x= 0.2
- Refined Formula: Ba1.55Ca0.20Cu3La1.25O6.99
- Wyckoff Sequence: 123,ihg2fda
- Z Formula Units: 1
- Density: ρ = 6.49 Mg·m−3
Crystallographic Data
Cell Parameters
Atom Coordinates
Standardized
Published
Displacement Parameters
Isotropic
Experimental Details
Reference
3D Interactive Structure
About this content
PAULING FILE Multinaries Edition – 2012
sd_1638381
©Springer & Material Phases Data System (MPDS), Switzerland & National Institute for Materials Science (NIMS), Japan, 2016
Pierre Villars, Material Phases Data System (MPDS), CH-6354 Vitznau, Switzerland
SpringerMaterials Release 2016.
Data generated pre-2002: © Springer & MPDS & NIMS; post-2001: © Springer & MPDS
All Rights Reserved. Version 2016.10.
Project Coordinator: Shuichi Iwata
Section-Editor: Karin Cenzual (Crystal Structures)
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